Posts in 2015

  • Using ULA and NAT66

    Sunday, March 22, 2015 in IPv6

    What are IPv6 Unique Local Addresses (ULA)? Why would you ever want to use NAT with IPv6? These two questions are directly related. If you were running services with ULAs, you would want to translate those addresses into public addresses. This is …

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Posts in 2014

  • Fully IPv6 Enabled

    Wednesday, August 20, 2014 in IPv6

    With the deployment of a new nameserver at DigitalOcean NYC3 yesterday (to replace one at NYC2, which doesn’t have IPv6), I have hit a fairly significant personal milestone – All of my public facing services are now fully IPv6 enabled. …

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  • Selling IPv6 to Management

    Friday, April 18, 2014 in IPv6

    Why do we need IPv6? This is one of the first questions I am often asked when bringing up IPv6. The perception is often that since no functionality appears to be missing, that IPv6 isn’t needed, at least not right now. Since the Internet has …

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  • IPv6 Task Force

    Wednesday, April 16, 2014 in IPv6

    I’ve joined forces with a group of local IPv6 experts at local Hackerspace, SkullSpace, to form an IPv6 Task Force. This is a really fantastic group of dedicated, well rounded individuals, all working together for a common goal – to raise …

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  • My IPv6 Services

    Sunday, April 13, 2014 in IPv6

    I’ve had and its associated services IPv6 enabled over native IPv6 for the past year. Before that some services were IPv6 enabled over a tunnel. Web services are the easiest I’d say, and were the first I implemented. …

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  • 2014: IPv6 and HTML5

    Thursday, January 02, 2014 in IPv6

    I’ve switched to using a new site/blog engine, Octopress. It uses markdown, which is my new favourite way of writing things. It lets you focus on writing text, and uses simple wiki-like formatting. It also allows you to intersperse HTML where …

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Posts in 2013

  • IPv6 Implementation Experiences

    Saturday, April 27, 2013 in IPv6

    I was browsing /r/ipv6 this morning and I felt like writing up my IPv6 implementation experiences. I’ve played with IPv6 over a tunnel ever since I got DSL back in June, 2001. At the time I was running a custom Linux firewall, and it was very …

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  • OSPF and IPv6

    Sunday, March 10, 2013 in IPv6

    Having recently setup BGP for a new IPv6 space, I wanted to make sure that IPv6 wasn’t a “second class citizen” on the network, so it needed to be routed redundantly internally as well. I picked a /48 to pull subnets out of for …

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  • Which Sites ARE IPv6 Enabled?

    Monday, January 07, 2013 in IPv6

    So if you have IPv6 you’re probably wondering… so now that I’m here… what’s on it? The answer is not straight forward. It can be fun to see if a site you visit is IPv6 enabled , and you can do that in Firefox by using …

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  • Enabling IPv6 on Cisco 3560/3750

    Thursday, January 03, 2013 in IPv6

    There are a few steps required to enable full support for IPv6 on a Cisco Catalyst 3560 or 3750. Firstly, you need to change the sdm prefer to sdm prefer dual-ipv4-and-ipv6 (default | routing | vlan) which will require a reboot. If you need to do …

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